GUI elements -> Godot UI nodes generator

1 files changed, 129 insertions, 0 deletions

diff --git a/extension/src/openvic-extension/singletons/GameSingleton.hpp b/extension/src/openvic-extension/singletons/GameSingleton.hpp
new file mode 100644
index 0000000..403fbb6
--- /dev/null
+++ b/extension/src/openvic-extension/singletons/GameSingleton.hpp
@@ -0,0 +1,129 @@
+#pragma once
+
+#include <godot_cpp/classes/control.hpp>
+#include <godot_cpp/classes/image_texture.hpp>
+#include <godot_cpp/classes/texture2d_array.hpp>
+
+#include <openvic-simulation/GameManager.hpp>
+#include <openvic-simulation/dataloader/Dataloader.hpp>
+
+#include "openvic-extension/UIAdapter.hpp"
+
+namespace OpenVic {
+
+	class GameSingleton : public godot::Object {
+		GDCLASS(GameSingleton, godot::Object)
+
+		inline static GameSingleton* singleton = nullptr;
+
+		GameManager game_manager;
+		Dataloader dataloader;
+
+		godot::Vector2i image_subdivisions;
+		godot::Ref<godot::Texture2DArray> province_shape_texture;
+		godot::Ref<godot::Image> province_colour_image;
+		godot::Ref<godot::ImageTexture> province_colour_texture;
+		Mapmode::index_t mapmode_index = 0;
+		godot::Ref<godot::Texture2DArray> terrain_texture;
+
+		godot::Error _generate_terrain_texture_array();
+		godot::Error _load_map_images(bool flip_vertical = false);
+
+		godot::Error _load_terrain_variants_compatibility_mode(godot::String const& terrain_texturesheet_path);
+
+		/* Generate the province_colour_texture from the current mapmode.
+		 */
+		godot::Error _update_colour_image();
+		void _on_state_updated();
+
+	protected:
+		static void _bind_methods();
+
+	public:
+
+		godot::Control* generate_gui(godot::String const& gui_file, godot::String const& gui_element);
+		GFX::Sprite const* get_gfx_sprite(godot::String const& sprite_name) const;
+
+		static void draw_pie_chart(
+			godot::Ref<godot::Image> image, godot::Array const& stopAngles, godot::Array const& colours, float radius,
+			godot::Vector2 shadow_displacement, float shadow_tightness, float shadow_radius, float shadow_thickness,
+			godot::Color trim_colour, float trim_size, float gradient_falloff, float gradient_base, bool donut,
+			bool donut_inner_trim, float donut_inner_radius
+		);
+
+		static godot::Ref<godot::Image> load_image(godot::String const& path);
+
+		static GameSingleton* get_singleton();
+
+		GameSingleton();
+		~GameSingleton();
+
+		static void setup_logger();
+
+		Dataloader const& get_dataloader() const;
+
+		/* Load the game's defines in compatiblity mode from the filepath
+		 * pointing to the defines folder.
+		 */
+		godot::Error load_defines_compatibility_mode(godot::PackedStringArray const& file_paths);
+
+		static godot::String search_for_game_path(godot::String hint_path = {});
+
+		godot::String lookup_file(godot::String const& path) const;
+
+		/* Post-load/restart game setup - reset the game to post-load state
+		 * and (re)generate starting data, e.g. buildings.
+		 */
+		godot::Error setup_game();
+
+		int32_t get_province_index_from_uv_coords(godot::Vector2 const& coords) const;
+
+		/* Get info to display in Province Overview Panel, packaged in
+		 * a Dictionary using StringName constants as keys.
+		 */
+		godot::Dictionary get_province_info_from_index(int32_t index) const;
+
+		int32_t get_width() const;
+		int32_t get_height() const;
+		float get_aspect_ratio() const;
+
+		/* The cosmetic terrain textures stored in a Texture2DArray.
+		 */
+		godot::Ref<godot::Texture> get_terrain_texture() const;
+
+		/* Number of (vertical, horizontal) subdivisions the province shape image
+		 * was split into when making the province_shape_texture to ensure no
+		 * piece had a dimension greater than 16383.
+		 */
+		godot::Vector2i get_province_shape_image_subdivisions() const;
+
+		/* The map, encoded in RGB8 with RG representing province index and B representing terrain texture.
+		 * To support a wider range of GPUs, the image is divided so that no piece has a dimension
+		 * greater than 16383 and the pieces are stored in a Texture2DArray.
+		 */
+		godot::Ref<godot::Texture> get_province_shape_texture() const;
+
+		/* The colour each province should be tinted, arranged in
+		 * index order into a 256x256 RGB8 texture.
+		 */
+		godot::Ref<godot::Texture> get_province_colour_texture() const;
+
+		int32_t get_mapmode_count() const;
+		godot::String get_mapmode_identifier(int32_t index) const;
+		godot::Error set_mapmode(godot::String const& identifier);
+		int32_t get_selected_province_index() const;
+		void set_selected_province(int32_t index);
+
+		godot::Error expand_building(int32_t province_index, godot::String const& building_type_identifier);
+
+		void set_paused(bool paused);
+		void toggle_paused();
+		bool is_paused() const;
+		void increase_speed();
+		void decrease_speed();
+		bool can_increase_speed() const;
+		bool can_decrease_speed() const;
+		godot::String get_longform_date() const;
+		void try_tick();
+	};
+}